根据IP选择ruby source

开发必备翻墙。但生产服务器是放在国内,那么问题就来啦! Gemfile中的source写哪里的? source 'https://rubygems.org' source 'http://ruby.taobao.org' 切换国外的时候跑 https://rubygems.org 切换国内的时候跑 http://ruby.taobao.org 难道还要每次手工改不成? ...


sunspot的坑爹配置引起了围观

sunspot的Gem用的是 ```ruby Gemfile gem 'sunspot_rails', '2.1.1' gem 'sunspot_solr', '2.1.1' ```bash shell user@xxxx:~/xxxxx/current$ RAILS_ENV=production bundle exec rake sunspot:reindex --trace ...


在rails中用backup数据备份-备份篇

###1.安装backup.gem ```ruby backup.gem Install the latest 4.x version $ gem install backup -v '~> 4.0' --no-rdoc --no-ri ###2.生成backup的脚本 * 把这个备份放在rails的config目录下了! * 下面的生成脚本是:mongodb备份、gzi...


在rails中用backup数据备份-dropbox篇

###1.申请dropbox的api_key与api_secret 打开https://www.dropbox.com/developers/apps申请 ####第一步 点击右上角的”Create app“ ####第二步 点击右下角的”Create app“ ####第三步 ####第四步 复制App key与App secret 到下面的置文件中 打开config/...


短链接dlj.bz

短链接 http://dlj.bz上线啦!短链接 - 更好传递!! ```bash curl调试方法 curl http://dlj.bz/api/urlshortener \ -H 'Content-Type: application/json' \ -d '{"long_url": "http://www.google.com/"}' {"short_url":"http://d...


Mongoid Cache Sweeper with Mongoid::Observer

rails3在config/application.rb rails2在config/environment.rb # mongoid observers/sweepers config.mongoid.observers = Dir["#{config.root}/app/observers/*.rb"].collect do |full_name| File.basename(f...


An error occurred while installing capybara-webkit (0.14.2)

```bash bundle install Installing capybara-webkit (0.14.2) with native extensions Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension. /home/xxx/.rvm/rubies/ruby-1.9....